Eutrochium purpureum (L.) E.E.Lamont var. purpureum
sweet Joe-Pye-weed
sweet Joe-Pye-weed
September 4,
Nasketucket Bay State Reservation, Mattapoisett
Few-flowered dull-colored narrow heads, often with purplish involucral bracts; the whole capitulescence more or less convex.